81196190

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{45361}}^1$

素因数の和:45547

約数の個数: 16

約数和(自身を含む): 146972880

約数和(自身を除く): 65776690

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 45361, 90722, 226805, 453610, 8119619, 16239238, 40598095, 81196190]

約数ペア:

[(1, 81196190), (2, 40598095), (5, 16239238), (10, 8119619), (179, 453610), (358, 226805), (895, 90722), (1790, 45361)]